Inventor · disambiguated record
James M. Zemyan
Also filed as: ZEMYAN JAMES · ZEMYAN JAMES M
5 granted patents·123 citations·filing 1999–2004
82Inventor score
Top patents by PatentIndex Score
5 records- 0190US6378668B1Spring applied parking brake assembly having a manual quick release featureWESTINGHOUSE AIR BRAKE CO·Filed 2000·Granted Apr 30, 2002·52 cites·17 claims
- 0284US6279689B1Hydraulic parking brake for a railroad vehicle braking systemWESTINGHOUSE AIR BRAKE CO·Filed 1999·Granted Aug 28, 2001·39 cites·23 claims
- 0373US6971488B1Simplified truck mounted brake systemWESTINGHOUSE AIR BRAKE TECH CORP·Filed 2004·Granted Dec 6, 2005·17 cites·21 claims
- 0459US7341128B2Disk brake arranged TMXWABTEC HOLDING CORP·Filed 2004·Granted Mar 11, 2008·7 cites·7 claims
- 0540US6027180AManual empty/load deviceWESTINGHOUSE AIR BRAKE CO·Filed 1999·Granted Feb 22, 2000·8 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →